With the analysis among 283 patents, we discovered top 115 key players by total patent application. Kobe Steel, Ltd., International Coal Refining Co., Mobil Corp. are dominant in this area. They take 26.15% of the total patent filing.
Kyoto-fu, Japan
Patent: 35
Pennsylvania, United States
Patent: 20
Texas, United States
Patent: 19
Tokyo-to, Japan
Patent: 12
Mitsubishi Heavy Industries, Ltd.
Texas, United States
Patent: 7
New Jersey, United States
Patent: 6
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With the analysis among related 51 patents applied in the last 5 years. We discover 37 most active companies in this area. The fast-growing Arq Ip Ltd., Beijing University of Chemical Technology, China University of Mining & Technology take 25.49% of patent filing during this period.
Beijing Shi, China
Patent: 4
Jiangsu Sheng, China
Patent: 4
Shandong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Gyeongsangbuk-do, South Korea
Patent: 1
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
With the analysis among related 51 patents in last 5 years, we discover 32 new entrants. Arq Ip Ltd., Beijing University of Chemical Technology, China University of Petroleum (East China) are the most active new entrants in this area.
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 2
Hunan Sheng, China
Patent: 2
Zhejiang Sheng, China
Patent: 2
Gyeongsangbuk-do, South Korea
Patent: 1
Guangdong Sheng, China
Patent: 1
Shandong Sheng, China
Patent: 1
Tianjin Shi, China
Patent: 1
With the analysis among 36 patents, we discovered top 16 universities and scientific research institutions by total patent application. China University of Mining & Technology, Beijing University of Chemical Technology, Kyoto University are dominant in this area. They take 38.89% of the total patent filing.
Jiangsu Sheng, China
Patent: 8
Beijing Shi, China
Patent: 4
Shandong Sheng, China
Patent: 2
Shaanxi Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Beijing Shi, China
Patent: 1
Guangdong Sheng, China
Patent: 1
Jiangsu Sheng, China
Patent: 1